17. Write any one function of hind-brain
18. The evidences of which organs in the study of evolution de
19. Which evidence in the field of biology is considered as the ancien
20. Which metal is the best conductor of electricity?
21. Give the names of energy obtained from the sea
22. Where is ozone layer present?
23. Mayank switches OFF the electric fans and bulbs of his classroom
time. Which approach is it called to conserve the environment?
24. Match the given pair properly
Answers
Answer:
17. Hindbrain, also called rhombencephalon, region of the developing vertebrate brain that is composed of the medulla oblongata, the pons, and the cerebellum. The hindbrain coordinates functions that are fundamental to survival, including respiratory rhythm, motor activity, sleep, and wakefulness.
18. Evidence for evolution: anatomy, molecular biology, biogeography, fossils, & direct observation.
19. Paleontology is the study of the history of life on Earth as based on fossils. Fossils are the remains of plants, animals, fungi, bacteria, and single-celled living things that have been replaced by rock material or impressions of organisms preserved in rock.
20. Copper
21. Tidal energy,Wave energy,Ocean current energyandOcean thermal energy
22. Ozone layer is present in stratosphere
23. the electric fans and bulbs
soryy i dont know the answer 24 but hope this helps
Answer:
24 a. pons - 3) control over blood pressure
b. Spinal cord. - 1) reflex action