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Questions and Answers
Which of the following is true about amoeba?
Which of the following is true about amoeba?
- Amoeba is a multicellular organism
- Amoeba has a cell membrane (correct)
- Amoeba moves using flagella
- Amoeba is found in deep ocean waters
Which part of the amoeba contains the nucleus and food vacuoles?
Which part of the amoeba contains the nucleus and food vacuoles?
- Cytoplasm
- Ectoplasm
- Cell membrane
- Endoplasm (correct)
What is the size of an amoeba?
What is the size of an amoeba?
- 100µm
- 10mm
- 0.25mm (correct)
- 1cm
What is the main function of the flagella in Volvox cells?
What is the main function of the flagella in Volvox cells?
Who first reported Volvox in 1700?
Who first reported Volvox in 1700?
What is the branch of physics that deals with the study of motion of objects?
What is the branch of physics that deals with the study of motion of objects?
What is the Greek word from which the term 'kinematics' is derived?
What is the Greek word from which the term 'kinematics' is derived?
Which state is defined as the absence of motion with respect to the surroundings?
Which state is defined as the absence of motion with respect to the surroundings?
When does an object experience motion?
When does an object experience motion?
What does kinematics deal with in the branch of mechanics?
What does kinematics deal with in the branch of mechanics?
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Study Notes
Amoeba
- The cell body of an amoeba contains the nucleus and food vacuoles.
Volvox Cells
- The main function of the flagella in Volvox cells is to aid in movement.
History of Volvox
- Volvox was first reported by Antonie van Leeuwenhoek in 1700.
Kinematics
- Kinematics is the branch of physics that deals with the study of motion of objects.
- The term 'kinematics' is derived from the Greek word 'kinesis', meaning motion.
- Rest is defined as the absence of motion with respect to the surroundings.
- An object experiences motion when it changes its position with respect to its surroundings over time.
- Kinematics deals with the description of motion in the branch of mechanics, without considering the forces that cause the motion.
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