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Previous year question Of Structural Organisation of Plants and Animals For NDA

Previous year question Of Structural Organisation of Plants and Animals

Previous year question
Q 2336091872

From which part of turmeric, is the turmeric powder obtained'?
NDA Paper 2 2013
(A)

Dried rhizome

(B)

Dried root

(C)

Dried fruit

(D)

Speed

Solution:

Turmeric powder is obtained from dried grounded underground stem 'rhizome'. The rhizome of the turmeric is yellowish orange tuberous and juicy.
Correct Answer is `=>` (A) Dried rhizome
Q 2356091874

Muscles of which one among the following body parts contract slowly, but can remain contracted for a longer time'?
NDA Paper 2 2013
(A)

Face

(B)

Arms

(C)

Intestine

(D)

Legs

Solution:

There are two different fibre in muscle

(i) show twitch muscles Fibres they contract slowly but keep going for a long time e.g. soleus muscle in lower leg.
(ii) Fast twitch muscle Fibres they contract quickly, but rapidly get tired.
Correct Answer is `=>` (D) Legs
Q 2347401383

Consider the following statements in relation to plant tissue 'chlorenchyma'
1. It is formed by the palisade and spontry mesophyll.
2. It is a form of parenchyma, which contains chloroplasts.
3. It serves to transport organic solutes made by photosynthesis.
4. It is a thin transparent layer which has chiefly a protective function.
Which if the statements given above is/are correct'?
NDA Paper 2 2013
(A)

1 and 2

(B)

1, 2 and 3

(C)

2 and 4

(D)

Only 1

Solution:

The chlorenchyma are the parenchymataes cells which develop chloroplast and are photosynthetic cells of the plant
Correct Answer is `=>` (B) 1, 2 and 3
Q 2317501480

The process of conventional earlobe piercing does not lead to bleeding. This is because the
NDA Paper 2 2012
(A)

heart doHs not supply blood to earlobes

(B)

cartilage found in earlobe has lesser blood supply unlike other body parts

(C)

earlobes consist of dead non-dividing tissue

(D)

needle used for ear piercing is sterilizHd

Solution:

The process of conventional earlobe piercing does not lead to bleeding because cartilage found in earlobe has lesser blood supply unlike other body parts.
Correct Answer is `=>` (B) cartilage found in earlobe has lesser blood supply unlike other body parts
Q 2307501488

Which one among the following is the hardest part of our body?
NDA Paper 2 2012
(A)

Skull bones of head

(B)

Thumb nails

(C)

Enamel of teeth

(D)

Spinal vertebra

Solution:

Tooth enamel, along with dentine, cementum, and dental pulp is one of the four major tissues that make up the tooth in vertebrates. It is the hardest and highly mineralized substance in the human body. 96% of enamel consists of mineral, with water and organic material composing the rest Enamel's primary mineral is hydroxyapatite, which is a crystalline calcium phosphate.
Correct Answer is `=>` (C) Enamel of teeth
Q 2337601582

Certain parts of a plant can be bent easily without breaking. This flexibility in certain parts, like leaf and stem, can be attributed to the abundance of
NDA Paper 2 2012
(A)

Parenchyma

(B)

Collenchyma

(C)

Sclerenchym

(D)

Xylem and phloem

Solution:

Collenchyma is specialised supporting simple permanent tissue of living cells possessing unevenly distributed thickening of cellulose, pectin and hemicellolose in their wall. They are present in stem, leaves and floral parts and provide both mechanical support and elasticity.
Correct Answer is `=>` (C) Sclerenchym
Q 2367601585

Which of the following statements is/are correct?
I. Ligaments are highly flexible.
2. Ligaments connect muscles and bones.
3. Ligaments contain very little matrix.
Select the correct answer using the codes given below
NDA Paper 2 2012
(A)

1, 2 and 3

(B)

1 and 3

(C)

2 and 3

(D)

Only 1

Solution:

Ligaments are connective tissues made of stacked collagen fibrils that attach bone from a joint. They do not connect muscles to bones they are connected by tendons.
Correct Answer is `=>` (B) 1 and 3
Q 2327701681

Carbohydrates are stored in plants and animals in the form of
NDA Paper 2 2012
(A)

Cellulose and glucose respectively

(B)

Starch and glycogen respectively

(C)

Starch and glucose respectively

(D)

Cellulose and g'ycogen respectively

Solution:

The carbohydrates are stored in animals and plants in the form of starch as energy storage and glucose for structural support respectively
Correct Answer is `=>` (C) Starch and glucose respectively
Q 2367701685

The following two items consist of two statements, Statement. I and Statement II. You are t:o examh1e t:llese two statements carefully and select: the answers to these items using the codes given below
NDA Paper 2 2012
Solution:

When an apple is wt or bruised, oxygen, is introduced into the plant tissue. Which is followed by the oxidisation of phenocie compounds in the presence of polyphenol oxidase. This oxidation leads o-quinones which produce well dowmented brown colour by rating to form compounds with amino acids or proteins.
Correct Answer is `=>` (A)
Q 2357001884

Bats can ascertain distance, directions, nature and size of the obstacles at night. This is possible by reflection of the emitted
NDA Paper 2 2011
(A)

ultrasonic waves from the bat

(B)

ultrasonic waves from the distant objects

(C)

supersonic waves from the bat

(D)

supersonic waves from the distant objects

Solution:

Bats fly on the principle of radar or echo-location. They ascertain distances, directions, nature and size of the obstacles at night by .ultrasonic waves.
Correct Answer is `=>` (A) ultrasonic waves from the bat
Q 2327412381

Which one of the following vegetables is not obtained from wild cabbage?
NDA Paper 2 2009
(A)

Lettuce

(B)

Broccoli

(C)

Kale

(D)

Kohlrabi

Solution:

Lettuce is obtained from the leaves of Lacteal sativa while Broccoli, Kale and Kohlrabi all are obtained from wild cabbage.
Correct Answer is `=>` (A) Lettuce
Q 2387312287

Which part of saffron plant is used to obtain the spice 'saffron'?
NDA Paper 2 2009
(A)

Dry stigma

(B)

Leaves

(C)

Fruits

(D)

Petals

Solution:

Saffron or Kesar is obtained from the dry stigma and sometimes the anterior portion of the styles from flowers of crocus plant.
Correct Answer is `=>` (A) Dry stigma
Q 2367512485

The natural dye present in turmeric is known as.
NDA Paper 2 2009
(A)

cinnamin

(B)

phenolphthalein

(C)

methyl orange

(D)

curcumin

Solution:

Turmeric, themost popular spices of India. belongs to genus 'Curium' due to the presence of a yellow pigment 'Cur cumin' which imparts yellow colour to it.
Correct Answer is `=>` (D) curcumin
Q 2347812783

Crocodiles store fats in
NDA Paper 2 2009
(A)

Head

(B)

Stomach

(C)

Tail

(D)

Arteries

Solution:

Crocodiles store fats in their tail, because of which they
can survive for a long time without food.
Correct Answer is `=>` (C) Tail
Q 2367112985

All enzymes are
NDA Paper 2 2008
(A)

Alkaloids

(B)

Proteins

(C)

Carbohydrates

(D)

Lipids

Solution:

All enzymes are proteins but all proteins are not enzymes.
Correct Answer is `=>` (B) Proteins
 
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