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Questions in biology

[Answered] Calculate the mean change in mass at 1.0 mol/dm³ concentration, given the change in mass values are -0.22, -0.30, and -0.32.

[Answered] Describe the El Nino phenomenon and identify how energy and mass are exchanged among the subsystems. Use different types of lines or boxes to differentiate between matter/materials and energy. 1. Use arrows to indicate interaction between components. 2. Answer the following questions: * How does energy flow or exchange among subsystems? * How does matter flow or exchange among subsystems?

[Answered] Column I a. House fly b. Cockroach c. Mosquito d. Infants Column II (i) biting and chewing (ii) suckling (iii) siphoning (iv) sucking

[Answered] Stress caused by not being able to accomplish all the tasks and obligations in the time available is known as

[Answered] 9. Which of the following is a common characteristic of the given animals: dolphin, cat, horse? a. They all lay eggs b. They all give birth to their offspring c. They all are oviparous d. They all live on land 10. The protective covering developed by the caterpillar around itself is known as a/an: a. Pupa b. Egg c. Cocoon d. Larva 11. Clouds are formed in which layer of the atmosphere? a. Exosphere b. Mesosphere c. Thermosphere d. Troposphere

[Answered] Assertion (A): Rhizobium is used in the treatment of fungal infections. Reason (R): Rhizobium forms nodules on the roots of leguminous plants. (1) Both A and R are true, and R is the correct explanation (2) Both A and R are true, but R is not the correct explanation (3) A is true, R is false (4) A is false, R is true

[Answered] Which of the following statements is true? a. The nitrogen cycle is the most important cycle for life. b. The oxygen cycle is the least important cycle for life. c. Life can be sustained without any of the cycles for life present. d. All cycles of matter are equally important for life to be sustained.

[Answered] Identify environment safe methods done in the kitchen during: a) Pest control b) Improving soil fertility?

[Answered] Compare the process of carbon fixation in C3 plants to that of C4 plants.

[Answered] What number should replace the letter [tex]$x$[/tex] in the 'Seed color' row? | Plant height | 787 tall | 277 short | |---|---|---| | Flower color | 705 purple | 224 white | | Pod color | 428 green | 152 yellow | | Pod shape | 882 inflated | 299 constricted | | Seed color | 6,022 yellow | x green | | Seed shape | 5,474 smooth | 1,850 wrinkled | A. 18,066 B. 3,011 C. 207 D. 2,001