The zygote divides repeatedly to develop
A) Off-spring
B) Embryo
C) Foetus
D) Egg
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The lens divides the inner eyeball as (i) chamber and (ii) chamber :
D) i – aqueous ii – vitreous
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True or False 1. Life of all multicellular organisms starts from single cell which is known as zygote.
1. True 2. False 3. True 4. False
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………. leads to development of zygote without fertilisation.
(A) Parthenogenesis
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Amoeba undergoes cystation and divides into many organisms in unfavourable conditions. This is called
(D) Multiple fission
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After fertilisation implantation of zygote takes place in the uterine walls of females after
(D) 7 – 10 days
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Zygote is in this condition
Answer is (B) Diploid
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Identify the correct sequence of developmental stages. A) Embryo → Zygote → Foetus → Fertilization
C) Fertilization → Zygote → Embryo → Foetus
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The period from zygote to fully developed foetus in humans
(B) 270 – 280 days
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The zygote divides repeatedly to develop
Answer is (B) Embryo
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State true or false (i) Zygote is always formed inside the body (ii) Zygote may represent "over wintering stage" in life cycle of organism
(i) False (ii) True
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