501. Which of the following statements is/are correct about Light Reaction: I. In this reaction light energy is absorbed by chlorophyll pigments and converted into chemical energy. II. Energy is stored in the form of ATP III. NADPH2 is generated Options are:
502. Which of the following statements is/are correct related to Dark Reaction: I. The process involves fixation and reduction of carbon dioxide in the stroma of the chloroplast. II. Light is necessary for the reaction. III. It is also known as Calvin Cycle. Options are:
503. Which of the following statements is/are correct? I. The net gaseous exchange in leaves at night is, oxygen diffuses in and carbon dioxide diffuses out. II. Net gaseous exchange during day time is, oxygen diffuses out and carbon dioxide diffuses in. Select the correct answer from the codes given below:
504. Which of the following teeth of child (3-4 Years) is not a part of the milk teeth?
505. Which of the vegetables have abundance of Vitamins A and C?
506. Which one of the following bacteria present in the soil produces a peculiar smell if it rains on perched soil?
507. Which one of the following elements the drum of a Photostat machine is made up of:
508. Which one of the following is not a function of the liver?
509. Which one of the following is the richest source of vitamin C?
510. Which one of the following organisms has a role in converting nitrates to free nitrogen?
511. Which one of the following plant nutrients is not supplemented in the soil for growing legumes?
512. Which one of the following statements is incorrect about laser?
513. Which one of the following systems of the body is primarily attacked by the HIV?
514. Which one of the following waves are used by the common TV remote control?
515. Which organ in the human body is responsible for removing carbon dioxide from the body?
516. Which organ of the body produces the fluid known as bile?
517. Which part of human body skin has greatest number Sweat glands?
518. Which vessel carries blood to the kidneys?
519. Which vitamin is needed to prevent Xero-phthalmia? –– ADVERTISEMENT ––
520. Who among the following discovered the anti-rabies vaccine?
521. Who among the following had started vaccination?
522. Who discovered cell in 1665?
523. Who had given the theory of evolution of species by natural selection?
524. Who is considered as the father of western medicines?