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- Question
In which organ RBC are selectively destroyed/recycled by macrophages?
Options- A. Kidney
- B. Pancreas
- C. Spleen
- D. Liver
- Correct Answer
- Spleen
ExplanationSpleen is called as the graveyard of RBC Red Blood Cells where they are selectively destroyed/recycled by macrophages.
- 1. All enzymes are proteins.
Options- A. TRUE
- B. FALSE Discuss
- 2. Rhinitis is the disease that effects which body part?
Options- A. Brain
- B. Nose
- C. Blood
- D. Skin Discuss
- 3. Color blindness primarily affects
Options- A. Children
- B. Male
- C. Female
- D. Both B & C Discuss
- 4. The kidneys are stimulated to produce renin
Options- A. when the pH of the urine decreases
- B. when the specific gravity of urine rises above 1.10
- C. when the peritubular capillaries are dilated
- D. by a decrease in the blood pressure Discuss
- 5. Which organ filters blood in human body?
Options- A. Lungs
- B. Heart
- C. Liver
- D. Kidneys Discuss
- 6. Which body part will be effected with the disease leprosy?
Options- A. blood
- B. legs
- C. skin
- D. brain Discuss
- 7. When is cladistics more useful than linnaean taxonomy?
Options- A. nomenclature
- B. classification
- C. identification
- D. evolutionary relationship Discuss
- 8. REM sleep is also known as paradoxical sleep because
Options- A. Measures of the brain activity closely resemble waking consciousness, but the person is incapable of moving.
- B. The person can have night terrors during this stage but will not remember them in the morning. (E) Th e person's vital signs are very slow, but the person can get up and walk around
- C. Measures of the brain activity closely resemble waking consciousness, but the person is in the deepest stage of sleep.
- D. The person's heart rate is slower than when awake, but the person can sleepwalk or sleep talk. Discuss
- 9. Which is a function of a protein macromolecule?
Options- A. Cushions the internal organs of an animal
- B. Provides the building instructions for living things
- C. Makes up the connective tissue in tendons
- D. Makes the leaves of plants waterproof Discuss
- 10. Stress is a factor that contributes to heart disease risk.
Options- A. TRUE
- B. FALSE Discuss
Biology problems
Search Results
Correct Answer: TRUE
Explanation:
All enzymes are proteins but all proteins are not enzymes since, enzymes are subset of proteins.
Correct Answer: Nose
Explanation:
Nose is the body part which is effected by the disease Rhinitis.
Correct Answer: Male
Explanation:
Color blindness primarily affects males as the the genes responsible for the most common, inherited color blindness are on the X chromosome, hence, primarily affects males.
Correct Answer: by a decrease in the blood pressure
Correct Answer: Kidneys
Explanation:
The organ which filters blood in human body are kidneys.
Correct Answer: skin
Explanation:
Leprosy is the disease which effects skin.
Correct Answer: evolutionary relationship
Correct Answer: Measures of the brain activity closely resemble waking consciousness, but the person is incapable of moving.
Explanation:
REM sleep i.e, Rapid Eye Movement sleep is also known as paradoxical sleep because the measures of the brain activity closely resemble waking consciousness, but the person is incapable of moving as the brain is in fully active mode that time.
Correct Answer: Makes up the connective tissue in tendons
Explanation:
The function of a protein macromolecule is
- Moving things in and out of cells.
- Transporting other molecules in the body.
- Making up the connective tissue in tendons.
Correct Answer: TRUE
Explanation:
True, Stress is a factor that contributes to heart disease risk.
More factors that contributes to heart disease risk are blood pressure, cholesterol, smoking, physical inactivity and overeating.
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