Biology GK Questions Quiz-62

1221.Which one of the following is the infective stage of the Malarial Parasite? (1) schigozoite  (2) trophozoite (3) sporoblast  (4) sporozoite Answer: 1221.(4) When a mosquito sucks the blood of a person who has malaria parasites in his or her blood, the mosquito picks male and female gametocytes where they undergo a series of changes to become sporozoites. The sporozoites are the infective stages of malaria parasites in the mosquito. This process takes about 10 -14 days depending on environmental temperature. 1222.Ecosystem consists of : (1) A biotic community and its non–living elements (2) Population (3) A population and its non–living elements (4) A biotic community Answer: 1222.(1) An ecosystem is defined as any community of living and non-living things that work together. Biotic components are the living things that shape an ecosystem. All non-living components of an ecosystem is called abiotic components such as temperature, light, moisture, air currents, etc. 1223.Linseed is obtained from …