Questions in Grade High-school

Questions in Grade High-school

[Done] The structure that allows for the formation of an electrochemical gradient is the ____________. Select one: A. Ribosome B. Thylakoid membrane C. Stroma D. Inner membrane of chloroplast

[Done] The sum of three numbers is 16. The sum of twice the first number, five times the second number, and six times the third number is 60. The difference between seven times the first number and the second number is 41. Find the three numbers.

[Done] What is the first step in using a balance beam scale? A. Zero the balance B. Record the mass values C. Put the mass on the tray D. Use the counterweights and dial to balance the scale

[Done] Any fracture or system of fractures along which the Earth moves is known as a fault.

[Done] Vascular plants grow to incredible heights. Which of the following features could be credited for their height? A. well-developed vascular system B. brightly colored flowers C. numerous leaves to outcompete other plants for sunlight

[Done] Which phrase best describes osmosis? A. the process by which the cytoplasm physically divides B. the process of DNA synthesis C. the process where distribution of molecules is balanced out by their movement D. the process where a selectively permeable membrane allows the movement of water through it

[Done] Jeff hiked for 2 hours and traveled 5 miles. If he continues at the same pace, which equation will show the relationship between the time \( t \) (in hours) he hikes to the distance \( d \) (in miles)? Will the graph be continuous or discrete? A. \( d = 0.4t \), discrete B. \( d = 0.4t \), continuous C. \( d = 2.5t \), discrete D. \( d = 2.5t \), continuous

[Done] A scientist discovers a new organism that is related to clownfish. What can the scientist discover by using molecular clocks? A. The date that the organism first appeared in the fossil record B. The age of the organism C. The amount of time that the two species have been evolving apart D. The number of years that fish have existed

[Done] All organisms are made of four different types of carbon-based molecules. These four types of macromolecules include carbohydrates, proteins, lipids, and which other type of molecule? A) Nucleic acid B) Water C) Glucose

[Done] What punctuation mark indicates possession? A. Comma B. Apostrophe C. Colon D. Quotation mark