21. The transfer of, pollen grains from the stamen, to the stigma of the same, flowers or to the ,deferent flower of the same, plant is called?
(a) Self-pollination,
(b) cross- pollination,
(c) Both A& B,
(d) None,
answer
(a) Self-pollination,
22. Formation of, new individuals by, the living organisms, is called?
(a) A sexual reproduction,
(b) Sexual reproduction,
(c) Reproduction,
(d) None,
answer
(c) Reproduction,
23. A method, in which male and female, gametes fuse together, or from zygote and develop, a new organism is called?
(a) Reproduction,
(b) Sexual reproduction,
(c) A sexual reproduction,
(d) None,
answer
(b) Sexual reproduction,
24. A Small out ,growth from the body, of a plant is, called?
(a) Buddin ,
(b) Cutting ,
(c) Layering ,
(d) Pollination,
answer
(a) Buddin ,
25. In which, method the branches, of a plant buried, is soil to develop, roots and makes, a new plant?
(a) Budding ,
(b) cutting ,
(c) layering ,
(d) none,
answer
(c) layering ,
26. “Living place” of an organism, is called?
(a) Habitat ,
(b) Environment ,
(c) Species ,
(d) Ecosystems,
answer
(a) Habitat ,
27. Many “food chains” unite to, make a?
(a) Food cycle,
(b) Food pyramid,
(c) Food Web,
(d) Mega food web,
answer
(c) Food Web,
28. An animal that, feed on plants are, called?
(a) Producer,
(b) Secondary Consumer,
(c) Primary consumer,
(d) Decomposer,
answer
(c) Primary consumer,
29. In winter most “cold blooded animals” disappear because, they?
(a) Die,
(b) Hibernate,
(c) Migrate,
(d) Eaten away,
answer
(b) Hibernate,
30.The ,meat eaters ,are also known as?
(a) Herbivores,
(b) Omnivores,
(c) Carnivores,
(d) Producers,
answer
(c) Carnivores,
