Class 10 Trendsetter solved CBSE Test paper-02 1. What is a neuron? (1 mark) Ans: Neuron is the structural &functional unit of nervous system. 2. Give an example of plant hormone that promotes growth. (1 mark) Ans: auxins, gibberellins and cytokinins 3. What part of the brain maintains posture and equilibrium of the body? (1 mark) Ans: Cerebellum controls coordination and adjustment of movements (equilibrium) and posture 4. Which parts of the body produce growth regulators? (1 mark) Ans: Pituitary Gland 5.What is synapse ? Ans: The junction between neurons is called synapse. 5. List two functions performed by ovaries in a human female. (1 mark) Ans: (a) Produces ova or egg. (b) Hormones Oestrogen and Progesterone. 6. What does a stem (or shoot) do in a response to light? (1 mark) Ans: The stem is positively phototropic (grown towards light) 7. Name the 2 hormones secreted by pancreas. Write one function of each hormone. (2 marks) Ans: (i) Insulin
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