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11) Red blood cells are also known as:
✍ Erythrocytes
Leucocytes
Pinocytes


12) Life appeared on earth about:
✍ 3 billion years ago
8 billion years ago
5 billion years ago


14) Biochemical organ of life is discovered by:
✍ Oparin


15) Group of cells are termed as:
✍ Tissue
Organ
System


16) Kingdom fungi are known as:
✍ Decomposer
Producer
Autotrophs


18) Longest bone in human body is:
✍ Femur
Tibia
Skull


19) Shortest bone in human body is:
✍ Stapes
Femur
Tibia


21) After human most intelligent mammal is:
✍ Dolphins
Monkey
Dog


22) Prokaryot doesn’t possess:
✍ Nucleus
Protien
Carbohydrates


25) …………….Is found in plant cell while in animal cell it is absent.
✍ Cell wall
Cell membrane
Protien


27) Which part of cell makes proteins:
✍ Ribosomes


28) Most important stimulant in tea leaves:
✍ Caffeine


29) First cloned sheep was discovered by:
✍ Dolly
Wolly
Jolly
Dolphin