1. Photosynthesis generally takes place in which parts of the plant?
2. Most fish do not sink in water because of the presence of
I.swim bladder
II. air bladder
III.air sacs
IV.air in spongy bones
3. Plants synthesis protein from
4. Plants absorb dissolved nitrates from soil and convert them into
5. Out of 900 reported species of living gymnosperms, conifers are represented by about 500 species, About 2,50,000 species of angiosperms (flowering plants) have also been reported in the world. The vast and dominant woodlands in Europe, Asia, North America and mountains such as Himalayas are wooded with
6. One of the following is not a function of bones.
7. Plants absorb most part of water needed by them through their
8. Photo-oxidation is
9. Process of cell division can take place by
10. Most highly intelligent mammals are
11. Plant development is influenced by
12. Prokaryotic cells lack
13. Photosynthesis takes place faster in
14. Nucleus, the genetic material containing rounded body in each cell, was first discovered in 1831 by
15. Primary phloem develops from
16. Other than spreading malaria, anopheles mosquitoes are also vectors of
17. Plants that grow in saline water are called
18. Pyorrhoea is a disease of the
19. O2 released in the process of photosynthesis comes from
20. Placenta is the structure formed
21. Plants hormone that induces cell division is
22. Neurospora is used as genetic material because
23. Phloem is a tissue found in
24. N2 content is kept constant in the biosphere due to
25. out of proteins, lipids and carbohydrates present in a cell membrane, what is true?