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Q1 · General Science · EASY
Which vitamin is synthesized in the human body when the skin is exposed to sunlight?
Q2 · General Science · MEDIUM
In the process of spore formation in fungi, which of the following statements is correct? 1. Spores are formed under favorable environmental conditions. 2. Spores can remain dormant for long periods. 3. Each spore can germinate into a new organism. 4. Spore formation is a type of sexual reproduction only. Select the correct answer using the codes given below:
Q3 · General Science · HARD
Consider the following statements about human blood: 1. Plasma constitutes approximately 55% of total blood volume. 2. White blood cells are more numerous than red blood cells. 3. Platelets play a crucial role in blood clotting. 4. The pH of human blood is slightly alkaline. Which of the statements given above are correct?