General Science Class 9 MCQS

Members of which kingdom have cell wall and are all heterotrophic?

1. Monera
2. Protista
3. Plantae
4. Fungi

Biodiversity is effected with :

1. Pollution
2. Deforestation
3. Over hunting
4. All of these

What is a function of the rough endoplasmic reticulum?

1. Aerobic respiration
2. Intracellular digestion
3. Synthesis of steroids
4. Synthesis of protein

Which process allow movement in and out of cell?

1. Osmosis
2. Diffusion
3. Active transport
4. All of these

Secondary wall is made up of :

1. Pectin and cellulose
2. Cellulose and protein
3. Cellulose and lignin
4. Lignin and pectin

Select the odd one of the followings?

1. Active transport
2. Diffusion
3. Facilitated diffusion
4. Osmosis

Cell organelle found in animal cell and help intracellular digestion?

1. Lysosome
2. Ribosomes
3. Mitochondria
4. Golgi apparatus

Select the mismatched one of the followings?

1. Plastids → Storage of chemicals
2. Centriole → Help in cell division
3. Ribosomes → Synthesis of steroids
4. Mitochondria → Synthesis of ATP

Which of the following is mismatched?

1. Anaphase → Chromatids move
2. Prophase → Centriole move
3. Telophase → Nuclear membrane disappear
4. Metaphase → Chromosome line up

Which process occurs during prophase of mitosis in an animal cell?

1. Division of centromeres
2. Formation of chromosomes
3. Replication of DNA
4. Separation of centrioles