CBSE Class 9 class9_cell_basics — practice questions
25 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice CBSE Class 9 class9_cell_basics in the app →Which scientist first observed cells in cork slices?A prokaryotic cell lacks:Almost every cell shows a nucleus, cytoplasm and a:The plasma membrane is described as being:Movement of water across a selectively permeable membrane is:Absorption of water by plant roots is an example of:The plant cell wall lies outside the:The plant cell wall is mainly composed of:Shrinkage of cell contents away from the wall is called:The nuclear membrane carries which feature?Chromosomes become visible as rod-shaped structures only when:Cells without a nuclear membrane are called:Cells having a nuclear membrane are called:The endoplasmic reticulum is a network of membrane-bound tubes and:Rough endoplasmic reticulum looks rough because of attached:Smooth endoplasmic reticulum helps make fat molecules, also called:In vertebrates the smooth ER helps in detoxifying poisons and:Mitochondria are known as the:The inner membrane of a mitochondrion is:Plastids are present only in which kind of cell?Plastids containing chlorophyll are known as:Colourless plastids are called:Vacuoles are storage sacs for solid or:The central vacuole of some plant cells may occupy:The Golgi apparatus stores, modifies and does what to substances?