Question # 1

Animal cells differ from plant cells in having

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80 S ribosome

Chloroplasts

Mitochondria

Centrioles

The semicircular channels and system of tubes found in cytoplasm are known as

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Ribosomes

Glyoxisomes

E.R

Vacuoles

--------------- and --------------- have same number of chromosome

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Man, Chimpanzee

Chimpanzee, Potato

Man, Potato

Potato, Tomato

Which of the following cannot cross the phospholipid bilayer easily

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Ions

Gas molecules

Ethanol

Steroids

Most of the plant cells lack following organelles EXCEPT

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Flagellum

Lysosome

Centriole

Mitochondria

Traffic of substance between nucleoplasm and cytoplasm is controlled by

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Nuclear Envelope

Nuclear membrane

Nuclear pores

Endoplasmic reticulum

F1 particles contain enzyme complex for:

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Protein synthesis

ATP synthesis

DNA replication

Respiration

Pick up non-membranous organelle

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Lysosomes

Ribosomes

Centriole

B and C

Cells recycle their dead parts with the help of

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Centrioles

Vacuoles

Lysosomes

Golgi apparatus

Capability of extra nuclear inheritance is found in

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Ribosomes

Lysosomes

Mitochondria

Chromosomes

Which one of the following is associated with intracellular transport of material?

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Golgi apparatus

Centriole

Endoplasmic reticulum

Lysosome

A Cell interacts with its external environment through

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Cell Wall

Nuclear membrane

Plasma membrane

Cytoplasm

Which of the following features is not shared by prokaryotic and eukaryotic cells

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Ribosome

Cytoplasm

Cell membrane

Nuclear membrane

Which of the following statement is wrong?

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Fungi have mitochondria

Mitochondria have DNA and ribosomes

Mitochondrial ribosomes resemble more to eukaryotic ribosomes

Mitochondria are self-replicating organelles

Nucleus is visible when the cell is in ____ stage

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Non-dividing

Dividing

active

Both a and b

Give an example of transport across cell membrane using energy

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Endocytosis and exocytosis

Reabsorption of Na+ from ascending loop of Henle

Reabsorption of water from collecting duct

All

The rough endoplasmic reticulum is involved in

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Synthesis of proteins

Storage Of Ca+₂ ions

Synthesis of lipids

Detoxification of drugs

Most unifying characteristics of all types of cells is

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Cell membrane

Nucleus

Ribosomes

S.E.R

Eukaryotic ribosomes are composed of an almost equal amount of _____ and proteins

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DNA

RNA

Carbohydrates

Lipids

Which one of the following always contains DNA?

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Centriole

Lysosome

Golgi apparatus

Mitochondrion

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