Q. In human body, the digestion of protein begins in which of the following organs?
1) Liver
2) Mouth
3) Small intestine
4) Stomach
Q. Change in the base sequence within a gene is called -
1) Mutation
2) Cloning
3) Fusion
4) Breeding
Q. Which of the following natural substances contains iron (Fe)?
1) ChlorophyII
2) Collagen
3) Keratin
4) Myoglobin
Q. The movement of nutrient elements through the various components of an ecosystem is called -
1) Bio-geo-chemical cycle
2) Bio-geological cycle
3) Ecological succession
4) Biological cycle
Q. Which of the following statements is incorrect about 'Fishing Cat'?
1) Fishing cat is the only wild cat species in India
2) It has been designated as ambassador of Chilka Lake, India's oldest Ramsar site
3) IUCN status of fishing cat is 'vulnerable'
4) Fishing cats are abundantly found in marshlands
Q. Which of these bones is not a part of the human ear?
1) Incus
2) Stapes
3) Femur
4) Malleus
Q. Which of the following is not a macronutrient of the plants and crops?
1) Copper
2) Nitrogen
3) Phosphorous
4) Sulphur
Q. Which of the following is an essential characteristic of Prokaryotic cell?
I. Nucleolus is absent
II. It contains single chromosome
III. Membrane bound cell organelles are absent
IV. Cell division takes place by fission or budding
Correct code is -
1) Only I and II
2) Only I, III and IV
3) Only II, III and IV
4) I, II, III and IV all
Q. Which of the following characteristics is not found in animal tissues?
1) In multicellular animals living tissues are more common as compared to dead tissues
2) Organisation of animal tissues is simple
3) These tissues require more maintenance energy
4) Animals do not show growth after reaching matuarity
Q. Light enters the eye through a thin membrane called -
1) retina
2) cornea
3) pupil
4) iris
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